Think he's right. We're used to not having manuals but that doesn't count for driving. You really should understand your car before you drive, figuring out the

Think he's right. We're used to not having manuals but that doesn't count for driving. You really should understand your car before you drive, figuring out the system while driving is very dangerous. We're just not used to that anymore. And it's not that figuring out an iPhone is that much easier. But you can click around until you found the right setting without endangering others.